1) Which of the following is the BEST way to clean a computer screen? a) With a wet paper towel b) With a glass cleaner c) With a dry microfiber cloth d) With a disinfectant wipe 2) How often is it generally recommended to clean the inside of a computer? a) Daily. b) Weekly. c) Monthly. d) Every few months, depending on the environment. 3) What is a sign that a computer might need maintenance? a) The screen is bright and clear. b) The computer runs slowly. c) The keyboard keys are all responsive. d) The fans are very quiet. 4) What is a safe way to remove dust from the inside of a computer case? a) With a damp cloth. b) With a vacuum cleaner. c) With compressed air (held upright). d) By touching the components to remove dust. 5) What is an example of software maintenance that can improve computer performance? a) Downloading a new game. b) Running a disk cleanup utility. c) Installing a new screen saver. d) Opening multiple web browser tabs. 6) Dropping your laptop is a good way to improve its cooling system. a) True b) False 7) Which type of Operating System is designed for specific applications and provides fast response times? a) Real-Time Operating System b) Time-Sharing Operating System c) Multi-User Operating System d) Single-Tasking Operating System 8) Which type of Operating System allows a program to run multiple tasks simultaneously? a) Single-Tasking Operating System b) Multi-Tasking Operating System c) Real-Time Operating System d) Time-Sharing Operating System 9) Which function of an Operating System handles input/output operations between devices and programs? a) Process Management b) Memory Management c) File Management d) I/O Management 10) Which of the following is NOT a function of an Operating System? a) Process Management b) Memory Management c) File Management d) Hardware Maintenance 11) What is the purpose of the Taskbar's "Pin to Taskbar" feature? a) To remove an icon from the Taskbar b) To add an icon to the Taskbar c) To move an icon to the Start menu d) To delete an icon 12) Which of the following keyboard shortcuts is used to open the File Explorer? a) Win+E b) Win+D c) Win+R d) Win+S 13) Which of the following keyboard shortcuts is used to select all text in a document? a) Ctrl+A b) Ctrl+S c) Ctrl+P d) Ctrl+D 14) What is the name of the first anti-virus program? a) Norton Antivirus b) McAfee Antivirus c) AVG Antivirus d) Reaper 15) What is the main purpose of an anti-virus program? a) To detect and remove viruses and malware b) To optimize disk performance c) To compress files d) To backup data 16) What is the main cause of disk fragmentation? a) Insufficient disk space b) Frequent file deletion and creation c) Virus attacks d) Hardware failure 17) What is disk fragmentation? a) When a file is broken into smaller pieces and stored in different locations on a disk b) When a disk is fully occupied by a single file c) When a disk is completely empty d) When a file is duplicated on a disk 18) What does the "S" in VIRUS stand for? a) Siege b) Software c) System d) Security 19) Banks and companies usually keep their data in ___________ format. a) Encrypted b) Firewall c) Using Password d) All of the above 20) Computer security helps to protect computers from ___________. a) Security Break b) Protect from Threats c) Protecting your data d) All of the above 21) What do you mean by Threats ___________. a) Theft b) Virus c) Both a) and b) d) None of the above 22) Shotcut key to open a find dialog box is a) Ctrl+V b) Ctrl+F c) Ctrl+H d) Ctrl+Z 23) Which of the following trap small children into inappropriate relations? a) Online predators b) Worms c) Trojan Horse d) Anti-Virus 24) Which of the following is essential for maintaining a keyboard? a) Turn the keyboard upside down and shake it to remove foreign material. b) Blow dust and other particles with help of a blower. c) Use a very dilute combination of soap and water applied with a non-abrasive cloth to remove stains from the keycaps. d) Cover the keyboard whenever not in use 25) Which of the following keyboard shortcuts is used to switch between open windows? a) Alt+Tab b) Alt+F4 c) Ctrl+Tab d) Ctrl+Shift+Tab 26) Assertion: Digital citizenship is important in today's online world. Reason: Digital citizenship promotes responsible behavior and etiquette in online interactions.Reason: Digital citizenship promotes responsible behavior and etiquette in online interactions.. a) True: The assertion and reason are correct, and digital citizenship is essential for responsible online behavior. b) False: The assertion is incorrect, and digital citizenship is not important in today's online world. c) True: The reason is correct, but the assertion is incorrect, and digital citizenship is not important. d) False: The reason is incorrect, and digital citizenship does not promote responsible behavior and etiquette. 27) What is the difference between GUI and CUI? a) GUI is text-based, while CUI is graphical b) GUI is graphical, while CUI is text-based c) GUI is used for mainframe computers, while CUI is used for personal computers d) GUI is used for personal computers, while CUI is used for mainframe computers 28) What is a distributed operating system? a) An operating system that runs on a single computer b) An operating system that manages multiple computers c) An operating system that provides a single user interface d) An operating system that enhances computer security 29) Assertion: A Single-Tasking Operating System runs a single program at a time. Reason : A Single-Tasking Operating System is used in mainframe computers. a) True: The assertion and reason are correct. b) False: The assertion is correct, but the reason is incorrect. c) True: The reason is correct, but the assertion is incorrect. d) False: The assertion and reason are incorrect. 30) What is a disadvantage of using an operating system? a) It provides a user-friendly interface b) It requires regular updates and maintenance c) It increases computer performance d) It enhances computer security 31) What is the purpose of the Windows 10 Start menu? a) To shut down the computer b) To access frequently used apps and files c) To manage device drivers d) To configure system settings 32) What is an advantage of using an operating system? a) It increases the complexity of computer hardware b) It provides a platform for running applications c) It reduces the security of computer systems d) It slows down computer performance 33) Which Windows 10 component manages device drivers? a) Device Manager b) Control Panel c) Settings d) Task Manager 34) What is the name of the virtual assistant in Windows 10? a) Cortana b) Siri c) Google Assistant d) Alexa 35) In what year was Linux first released? a) 1991 b) 1985 c) 1995 d) 2001 36) What is the full form of Linux? a) Lightweight Internet User Xperience b) Large Installation of Unix Xchange c) Linux Inexpensive Universal Xystem d) None of the above 37) Who created Linux? a) Linus Torvalds b) Steve Jobs c) Bill Gates d) Richard Stallman 38) What is the name of the built-in Windows application used to manage files and folders? a) File Explorer b) Windows Explorer c) Folder Manager d) File Manager 39) How do you move a file or folder to a different location in File Explorer? a) Right-click and select "Delete" b) Right-click and select "Move" c) Left-click and select "Move" d) Drag and drop the file or folder to the new location 40) What happens when you delete a file or folder? a) It is moved to the Recycle Bin b) It is permanently deleted c) It is renamed d) It is moved to a different location 41) What is the feature called that allows you to view and manage multiple virtual desktops? a) Task View b) Desktop View c) Virtual Desktops d) Multi-Tasking View 42) What is the purpose of Tiles in Windows 10? a) To display static icons b) To display dynamic information and launch apps c) To manage files and folders d) To configure system settings 43) What is the feature called that allows you to access frequently used files and actions for a program? a) Jump Lists b) Task Lists c) File Lists d) Program Lists 44) A user's computer is infected with malware, and they are unable to access their files. What steps should they take to recover their data? a) Format the hard drive and reinstall Windows b) Use antivirus software to scan and remove the malware c) Restore from a backup d) Use a malware removal tool 45) Which of the following is a best practice for securing a Windows desktop? a) Disabling the Windows Firewall b) Enabling the Guest account c) Using a strong password policy d) Installing software from unknown sources 46) Company's Windows desktops are experiencing slow performance and frequent crashes. What steps should they take to improve performance? a) Upgrade to a newer version of Windows b) Add more RAM and upgrade the hard drive c) Disable unnecessary startup programs and services d) Use a registry cleaner 47) What is the other name of CUI? a) Command Line Interface b) Graphical User Interface c) Character User Interface d) Voice User Interface 48) Which of the following shortcut key combination allows you to delete a file permanently?  a) Ctrl+Delete b) Shift+Delete c) Alt+Delete d) Ctrl+X 49) Which of the following is an example of software piracy? a) Purchasing a software license for a single user and installing it on multiple computers b) Downloading a free trial version of software c) Purchasing a software license for a business and installing it on all company computers d) Creating a backup copy of software for personal use 50) Which of the following is one of the security measures that monitor incoming out outgoing data? a) Windows Login b) Device Manager c) Firewall d) Google Chrome

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